[jira] [Commented] (YARN-4812) TestFairScheduler#testContinuousScheduling fails intermittently

["Karthik Kambatla (JIRA)" <ji...@apache.org>]

    [ https://issues.apache.org/jira/browse/YARN-4812?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15194170#comment-15194170 ] 

Karthik Kambatla commented on YARN-4812:
----------------------------------------

I ran it a few thousand times, and didn't see it fail. Before this patch, it would hardly take 10 runs to see this fail. 

> TestFairScheduler#testContinuousScheduling fails intermittently
> ---------------------------------------------------------------
>
>                 Key: YARN-4812
>                 URL: https://issues.apache.org/jira/browse/YARN-4812
>             Project: Hadoop YARN
>          Issue Type: Bug
>          Components: fairscheduler
>            Reporter: Karthik Kambatla
>            Assignee: Karthik Kambatla
>         Attachments: yarn-4812-1.patch
>
>
> This test has failed in the past, and there seem to be more issues. 
> {noformat}
> java.lang.AssertionError: expected:<2> but was:<1>
>         at org.junit.Assert.fail(Assert.java:88)
>         at org.junit.Assert.failNotEquals(Assert.java:743)
>         at org.junit.Assert.assertEquals(Assert.java:118)
>         at org.junit.Assert.assertEquals(Assert.java:555)
>         at org.junit.Assert.assertEquals(Assert.java:542)
>         at org.apache.hadoop.yarn.server.resourcemanager.scheduler.fair.TestFairScheduler.testContinuousScheduling(TestFairScheduler.java:3816)
> {noformat}



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